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【單選題】
A、B兩人各自沿直線從甲地去乙地。A所用時間為tA ，B所用時間為tB.已知A在前一半時間內平均速度為v1，后一半時間內平均速度為v2；而B在前一半路程內平均速度為v1，后一半路程內平均速度為v2.v1≠v2，那么，tA和tB的關系為：（ ）
A.
tA＞tB
B.
tA＝tB
C.
tA＜tB
D.
無法確定
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舉報參考答案：
舉一反三
【單選題】Which of the following is TRUE about Shah Jehan?
A.
He was killed by his own son.
B.
He lost his power as a result of the Taj Mahal.
C.
He put his own son into prison.
D.
He hoped to be buried together with his wife.
【單選題】The Taj Mahal was built for ______.
A.
Mumtaz
B.
Shah
C.
Mumtaz or Shah
D.
Mumtaz and Shah
【單選題】The passage is mainly about how to ______.
A.
help your friend succeed at last
B.
set a big goal and reach it
C.
deal with a friend who offers no support
D.
keep motivated to achieve your goal
【單選題】What was unusual for Mumtaz Mahal according to the passage?
A.
She gave birth to 14 children for her husband.
B.
She gave important advice to her husband.
C.
She asked her son to imprison his father.
D.
She planned to build the world’s greatest monument.
相關題目：
【單選題】Which of the following is TRUE about Shah Jehan?
A.
He was killed by his own son.
B.
He lost his power as a result of the Taj Mahal.
C.
He put his own son into prison.
D.
He hoped to be buried together with his wife.
【單選題】The Taj Mahal was built for ______.
A.
Mumtaz
B.
Shah
C.
Mumtaz or Shah
D.
Mumtaz and Shah
【單選題】The passage is mainly about how to ______.
A.
help your friend succeed at last
B.
set a big goal and reach it
C.
deal with a friend who offers no support
D.
keep motivated to achieve your goal
【單選題】What was unusual for Mumtaz Mahal according to the passage?
A.
She gave birth to 14 children for her husband.
B.
She gave important advice to her husband.
C.
She asked her son to imprison his father.
D.
She planned to build the world’s greatest monument.
參考解析：
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